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Individual Calculations November 2015 |
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| Gravett, Alan D Total change: 4.60 | |   |
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| 41st Guernsey International Chess Festival Open | Guernsey | GCI | 2015-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 1879 | 3.00 | 7 | 0.23 | 20 | 4.60 | |
|  Wager, John D | | | 2030 | ENG | 0.00 | 1 | -0.30 | 20 | -6.00 | |  Magnussen, Pal | | | 1987 | SWE | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Ippel, Cornelius | | | 1807 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Maloberti, David | | | 1975 | FRA | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Van Randen, Fred | | | 1908 | NED | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Van Den Boogaart, Jan Maarten | | | 1980 | NED | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Shaw, Meyrick | | | 2003 | ENG | 0.00 | 1 | -0.33 | 20 | -6.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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